Step 1 of 5 · How Motorcycles Actually Work
Engine and breathing
Engine and breathing — step 1 of 5 in How Motorcycles Actually Work. Air intake filters and meters air; fuel injectors (or carb) mix; spark ignites; exhaust leaves.

Free auto & mechanics tip: Engine and breathing (step 1 of 5 from "How Motorcycles Actually Work").
Air intake filters and meters air; fuel injectors (or carb) mix; spark ignites; exhaust leaves. Cooling (liquid radiator or air fins) + oil keep metal alive.
Find on your bike: airbox area, radiator if any, oil sight glass or dipstick.
You'll need
- Intake path spotted
- Cooling type noted
- Oil check location found
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